Remove unnecessary dumpsys output.

Change-Id: I5ec0b6b44fca58e9f5f61444acbff7a15550b135
Fixes: 62828801
Test: adb shell dumpsys activity service SystemUI | grep -c tickerText
      (should be zero)
(cherry picked from commit 4682b509b988e656733ba9cbe48bd62a679411d5)
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java
index c0691c1..e5b1afe 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java
@@ -568,8 +568,6 @@
                 mTmpRanking.getImportance());
         pw.print(indent);
         pw.println("      notification=" + n.getNotification());
-        pw.print(indent);
-        pw.println("      tickerText=\"" + n.getNotification().tickerText + "\"");
     }
 
     private static boolean isSystemNotification(StatusBarNotification sbn) {